Drive mechanism



Feb. l0, 1931. H. C, HOLLIN'GER '1,792,165

DRIVE MECHANI SM Filed July 3l, 192B 2 Sheets-Sheet l Ill I N VEN TOR.

Hor/@C bolz'nger I A TTORNE Y.

Feb. 1o, 1931. H C, HOLUNGER 1,192,165

l DRIVE MECHANI SM Filed July 51, 1928 2 sheets-sheet 2 lllll x,

INI/EN TOR. Har-ry C, HaIznyer A TTORNE Y.

(Mmmm,

' The primary obj ect ofthis'invention is the fior-'manure s preaders and the like.

rigm- 5.15 similar@ r 1 .Patented Feb. 10,1931.

- Appiicationnied july ai,A

. `C'Chis'invention relates to drive mechanisms Y' hasparticular `"relation to `a mechanism.

structed, use the lrea-r wheels to drive the disf chargingfand .distributing` mechanism. It;4

` fis usuali to have a chain which maybe raised;

and lowered onto a drive sprocket connected, tothe drive wheel. `l:[t islto thisv type o fdrive" "mechanismto'which this .invention isrelated.

i provision of an improved-drive mechanism 'Anotherv object oi'this invention is the provisionzof an'improved drive mechanism for r manure yspreaders which will have a'ch'ain j and 'means'for'lifting the.. chain, from its drive sprocket'at points adjacent to and distant from the top of ,thefdrive sprocket.l

. j Another object of this invention is theprovision of' anjimproved drive mechanism hav-l Y inga sprocket and chainxconnection and a li'tingVmea-ns; forthe chainto cause disconnectiongbetween the chainand' sprocket this means, includingV a chainV support which is'V capable of engaging the chain`oneach side` of the sprocket .fto liftrthegisame'ffrom the 'sprocket '1.1: Y f

vOthfer'and further objects Yofthis invention 3") willhe'apparent vto one skilledin'the art from 'I an. reading of thecom-plete specification andy claims j f jl, Y 3 flfRefe'rringfto theidrawing wherein is illustrated an'embodiment of thisv invention, QFigure lis 'an'V elevation viewof niy`in H vention showing the 'drive mechanism in inoperative position, l r fragmental view of'the drive mechanism, 4 Y .j f

Figure 3 is aiviewfsimilar to Figure'M 1butf Y lshowing theY parts.v in theirfoperative.positions withthe chain andsprocketconnected.' andV @showing the forward'Y end A of ,al vehicle with drive-controllhand levenV agmental view .on

ig. Y4r, loutivvith'jivmi fegralichan lifting lugs.; v-

. sameV or similar parts rthrou l In'theaccompanyingrlrawi further set forth.' L e s 1 Intermediate-the 'two spr is an' idler sprocketor-Tpulley I:25, Vwhich is friinrnnannasiajrr O EPENNSYLVANIA views ofthedrawing.vv f.

the drive `mechanism' as applied to amanure. spreader.Ly Manure. ispreaders: arelmounted: .uponvv fourr wheels', the left.' rear wheel: VIbeing `shewnfinv theidrawingatlO. large sprocket Iwheel 11 is mounted to .turn with the wheell v l() .andi-provides a powerli drive'yconnection for the 'operation of thedischarging and dis-,f i

trihutingmechani'sm of themanure spreader. Ononesideor the body 12` of the manure spreader: is :mounteda bracket 13 @to which-is' pivoted a swinging doublear-m 14."4 The arm Mfcarries-a'pivot 16 to which ispi'votally connecteda rod l1'?" by the link 18; Thelinkf 418 has-asliding..connectioniwith the rod 17.`

rod '17. '`Another5spring 1.9a .also surrounds the rod17l and restsbetw'eevn the link 18'V and the-mit'19"'V at the` end ofthegr'od 117;.1

ller-.or sprocket 2.1 which to be raised outV ot engagement from-or lowered into engagement*.withthewheel-11;

The vchain Y22 eXtends to a sprocketwheelf .23 whichisrca'rried by the shaft-211... The f shaft'24l'drives the.discharging"andvspreadinrg .HARRY o. HOLLIN'CTB., on Yoan, PENNSYJAN, ssrGNcR-roafiz, AQUHAR cog-1A f thezseveral l i' ng istimarfad.

"'springilQ 'surrounds the rod 17 and'rests l vbetween*thelink 18 andithe stop 2Ol onthe 70y At the up'per endY of "the double arm A 14' 'is devices. ofrthe manure spreader.. -Asthese 1 1 latterk fornrnopart Vof this invention perse, v'

the k'details of their constru n ction will notfloef mounted on a stuhshaftV 26securedYV to .the

side/i12 fof fthe loodrv` .of the .manure spreader.;

upper reachof ythe chain '22; -Theflower kreachis carried byj-ftwogjiii'd'esat'theyendsof ".7 v .the inverted? `U-shaped memberV Theseij guidesareqin-'the,formfosmall lugs or rollers The idler pulleyor'fsprocket 25v carries' 'the [28; and are placedon -theginsi'deof eachzside 'v y two sides of the inverted UV-shaped `member v'the passager' 0f @e122 therebetween.;

such a distance apart that there is suflicient The insides of the lugs or'rollers are of i -room .for the lugs to kpass down ,over the sprocket wheel 11,7butthere isnotgsuficient Lstub shaft 26, its sides being on oppositev sides4 The U-shaped member 27 is pivoted .onv the of the idlersprocket or plilley The stub shaft 26` which serves? asl a` pivotY for the inverted U-shaped member,`is placed' lasuflicient dis-tance above thev sprocket lwheel I 11 to permit the chain'22'-to'fbeheld clearor.`

the sprocketwheel 11 whenfa-drive connection betweenV thechain 22 and the wheel 11 is 'not desired. Howeven'gthe pivot V26` isxclose Yenough, to vthe'sprocket l1so'thatffwhen the "invertedxUeshaped member-:27de swung to a nearly vertical position, the sides'-ofthe qU-shapedxmemberl straddle the `sprocket Y11, permitting the chain to" dropy over the teeth of the sprocket, lthus establishingaV driving 1 connection between :the c'hainandsprocket.

A' rod 29extends from 'apoi-nt near the top of the. U-sha'ped member 27 to the :pvot 16; on the swinging arm'14. f-This rodi29 serves gto swing thei'nverted" U-shaped member .27*-

V Vfrom avert'ical positions (Fig.*8)'lwhen^' the Larni 14 is. down, to an inclinedjposition when the arm V'14 is' raised. :'When thearm '141 is swung downwardly andthe inverted 'U-shaped member 'is'inrvertical position, it will be observed that thefchain22 andthe sprocket wheel 11 form an :operative "drive 4c'ninectionfor the shaf`t^2at In operation, the rod 17 is operated means Aof a hand lever Y17awhich maybe held inl any desiredadjusted pfositionzby means of V ya"snitabledetent operated by the Ahandle 17?);

This detent V'engages Asuitable notchesA vin thel rack 17.0..

VVhencompression is Vplaced in the rod 17, the arm Mis swung ina clockwise direction as. seen inr Fig.- 1. Itfwill be noted that, this lowersthe forward yportion of the chain; 22. But this movementfof thearinlllf also places compression in the link 29 andcausesthe -"invertled'U'-shaped arm'27' tofassume a1verti- 1 cali positionanddepositthe;chain 22:0n'thesprocket 'wheelf11.y' p f v lAs thel downwardmovement'ofthearml j ll'risu 'continnedrinore lofthe" chain 22 is* wheel 11 ina countercleckwisefdirection, as Yseen 1n Fig. 1,'fcausesthejdriving'of the lchain l and l"conlsequent". -driving fof' *the l sprocket wheel; 23-and the gto' drivethe discharge ine'chai'iisin.,V Y

"l/Vhenj'th'evj 'chain isflowered 5to engage "sprocket 'ifit'should happeny 'thatf the' that thel chain woiild strike the top of theV teeth when lowering, the spring 19 enables V.the operator to draw the vlever'into the notch and the instant the spreaderlis'moved the chainj'will drop on to the sprocket in `its" Hproper operative position.-Y j' Y Yi A AVVhenit is` desired to disconnect the chain Y 22ffr'om the sprocket .11, jit is only`necessary?" to operate the' hand lever whiclifcontrols the* rod-.17, toA place tension in the latter. This action ,swings the arm 14 in a counter-clockwise direction towardpthe position vshown inV j Fig. 1, at the saine time swinging the inverted U-,shaped A member V27, causing the rollers or or other Vehicle mayfnow be moved over thek ground"without operating fthe "discharging Y mechanism or any of its coacting parts.. l

lliigs-28 to lift' the chain V22`away from the f sprocket wheel`11'.` The manure spreader Occasionally `jthe operatorgwill-desireto lift the chain while the load between ythe "esprocket 11 vand thefchain' 22 willibegreat fenongh. to prevent the chain romlifting. jThespring 19a. enables the 'operator .to draw the operating lever Y17arto'the proper notch -in kthev quadrant 17 c. when in this condition,

theinstant thespreaderrmoves, thechain 22 willimmediatelylift'clear of the sprocket 11. Y

`WVhile' I "have"V illustrated'iand described in detail one embodiment of myinvention I fde'sire .tok have it vunderstood that I'V do not limitmyself to theeXact showing andv that modifications, variations and'changes may be made without .departing from-fthei-spirit of ,myinvention land within thescopel Vof the appended. claims.

ico

IHavingdescribed"iny'invention, what I i lclaim and desire to .securev by` Letters Patent ist-l i .l i

1;` In ajmanure spreadera drivefwheel, a

' sprocket wheel :connected v to the Vdrive wheel to be driven thereby,ra shaft,asprocketcar ried bythe shaft, anY endless chain mounted above the 'first sprocket and in operative connection with theisecond sprocket, means'movable on opposite sides vof the sprocketwheel to, at will, *lift the :chai-ni out of ,andl place vthe chain into Contact with a" segment 'of the Ifirst named: sprocket wheel, thefmovable fme'ansjcoming into or leaving contact with the chainl at a point adjacent one. end of the contacted by the chain. a, i 2. Infa'manure spreader,

to .be driven thereby, gshaft, a sprocket care a drive' wheel, Y Y Y I sprocketwheel connectedft thedrive wheel f i' broughtinto"a` position te engage the sprocket Wheel11`. Thelmovement of" the 'sprocket' jsegmentiof thegfirstnamed sprocketwheel v. Y

ried jtheshaft, `an endless :chain mounted i above'the first sprocket andinroperative con-` f nection n witlr the 'secoiid" sprocket, `means VAZVpivote'd above the first sprocket forV holding fthe chain ont of'engagementwith the sprock v :etinine Z4position and'- Yto'r'lewering the 'chain vinto .engagement wifthfa''fsegient Ior fthe 'sprocketwhen 'moved to another' position,

the means passing?alongV the opposite sides f Vof the irs't` sprocket-when iny the latter posiy on opposite sides of thesprocket and deposit J tion, the means fcornin'ginto andv out opi-'contact with' the'lcliain adjacent one end `ofY that j v segment of the' .gear contacted by the chain.

'3. VIn a manure spreader, a drive Wheel,

sprocket Wheel connected tothe drivevvheel to i be drivjen thereby, ashaftf, asecondlsprocket'- Vcarried by theshafdan endlesschainmounbx c edA above the'first sprocket and'inV operative Yconnection With the second' sprocket, means A pivoted above the first sprocket for holding' Y the chainfout of engagement with the sprocket in one position and having a member having divided portion mounted for movement,

to simultaneously place the divided portions the chain upon a segment of the first sprocket,

vthe divided portions coming into and yout of i contact With the chain adjacent one end of the segment of the Ygear contacted by the chain.

Y y 4. In aimanure spreader,i'a drive- Wheel, a, vsprocket Wheel connectedvto the drive Wheel to be driven thereby, a shaft, a r`sprocket car-`Y` ried by the shaft, an'endlessl chain mounted above the first sprocket and'in operative .conf

L nection with the second sprocket, me'ansfor f supporting thechain in a positionV above the'v sprocket, including tvvo pivotedarms on opposite sides of the chain and of suicient distance 'apart tofpermit passage of thechain therebetween andhaving projections to en- A gage the sides of the chain at the bottom, the projections being cfa distance apart to'pass on opposite sides of the-drive sprocket' to v deposit the chain on a segement of the; pe-

Y riphery thereof, theV projections coming i Ato and out yojficontact WithA the chain adjacenti `ione end or the segment of the gear contacted f by the chain.

drive sprocket and adjacent oneend of the vsegment Contact for supporting the'chain f above the drive sprocket .and for n depositing;A

, Q the saineon the periphery of the drivesprock-j et Whena'drlving connectionis desired;

Y' 6; Ina'manurefspreader, a'drive Wheel, a

Y AVs'rprocketvvheel connected to* the drive Wheel j Ytoibedriven therebyfa shaft, asprocket carried byfthe shaft,"van.endless.chain mounted above kthe irst sprocket in position When lowered-to engage a Segment thereof and ngasprccketavheelcrcjcnnectedlc,tctheffdrive wheel.

operative connection ,Withthe second sprocknanieizl sprocket,.. d" for causing Simultanewith, the' chain tov liitLit-Tij-rom the sprocket, ad#` jacent one end otthefsegm'entof contacti vet, anfidler gear.inoperative;relationV to the;` endless'chai n,fmeans1forraising and loWer'-v A ing the idler andseparatermeans located di-V Y* rectly over the;V drive sprocketfor raising and lovveringthejchainover the 'top for the irst 7.' VIn al Amanure spreader, drive ,yvheeLa ried bythe shaft'fan endless chainmojunted sprocket Wheel cnnectedftothedriveWheel tobe driven thereby, a shaft, a sprocketcar-g Y yS0 Vrabove Ythe/firstsprocketzgin position Whenl'lowered to engage asegment thereoi'and in operative connection with thesecondsprockf, Y et, anidlergear inoperative relation to the endless chain, means4 for raisingiand ,lovver-,g

ing -theidler, a swinging inverted U-shaped member, pivoted in a positionoveizfthedrive sprocket, projectionsfon'ithe inner face of each side of `the inverted U-'shap/ed member for engagement vvith'thebottomoli-thechainY and-- adjacent fone end of thenlseg'ment of en-vr -V ,gagement, the; adjacent Asides of' the. `proj ections being of su'ilicientv vdistance' apartto f fclearthe sides Vofthesprocketwheel YWhenr Ythechain is lowered'thereon,nbutcloselenough'l together; to lift theV chain, vWhenever,they 'i U-sh'aped member swings Von'itsfpivot tolift v the chain andr means'for simultaneouslyjcausing the idler-raising andflovvering 'Vmeansl f f andlthe inverted U-shapedfm'embe'r ,tolib'el -operated* to causefthe'fliftingor 'lovveringof thev kportion 'of the pchainQovergthe `drive sprocket/and the yportion;oiitheychain.onzthe` Y I idler to beraised or loWered-atthe'same time.

8.' Ina manure-spreader, av driveivheel, {sprocket' Wheel connected tothe 'drive Wheel -to :bef-driven'fvthereby, -fafshait,'jasprocket 1 edfabove the .iijr-stf sprocket,"` in position when lowered' to engage a segnientthereor" and in operativeconnecticn with: the second sprocket,1asvvinging arin, an idler on the arm at the jouterlend and rod means rfordeterminingthe 'i `Vposition o the'vidlercarrying arrn,'anidler 7 over the drive'sprocketfor carrying the upper' reach of the ,chain, ;a swinging pivot'ed in# f Averted-LU-shap'ed `member in position to jst'ra'ddle the sides of .the drive sprocket when;

'in' oneposition, means atthe end-ofthe in verted U-'shaped rmeinber to. engage the chain? adjacent one endfof the segmentcfeng'age o. ment fand support thechanifover' ther-'drivelA sprocket mi ro, .at W111i, piace-thaliana in" coaction lor out :of ,coactionlvvith the drive sprocketfand Aa linkff'connectiiig the idler carrying arm Y With-the inverted 1 U -shaped ,member :toV cause their siniulta eo'usoperationf i' ,9.1 In; ama-nure spreadelaldrivevvheel, a

' to Ybe driven thereby, a shaft, a `sprocket carried by ,thesh'afn an endless vchain mounti ed above thefrst sprocketlinposition When Y loweredto' engageafsegment thereofand` in fto, at Will,1pl'acegthe' cham-1n coaction or 'out of coaction Withjthedrlve sprocket anda i Vby the chain.

, mining the pos operative connection f-i V with j'the Vsecond spri'mlzet,l a swingingarm, an idler on the arm at theiouter end andfrod means for Vdeter-rv an idler over iihe; drive'spr'oeket for 'carrying tionof thei'dle'i carrying arm,'

`of sprocket-fduringfthe lovvering'of 'the vchain to operative@position'or Whether or notthezloadfbetween the sprocket and chain prevent disconnection When the chain; is raised and forrcausing complete operative con- .In testimony whereoffl: 'hereuntofaxgmy s1gnatlire.V

port the chanoverthe drive sprocket and` link connecting. the idler carrying` arm WithV theinverted U-shaped member to Cause their .simultaneous operation, the means at the end of kthe inverted vidp-*shapedlinember'coming into and roi'tfof Contactwith the-cham ad]aceut one end of the segmentofthefgear contacted l0. VInv ai manure Y Pfeil-del, 2v drivexvvheel, Y va sprocket Wheel connected tothe drive Wheel to be i.'driventhereby,` a shaft, sprockety r carried by the sha-ft,anfendlessohain monnted above the lirst .sprocket and inoperative V connection With-the secondy sprocket,V means `straddling thechain and engaging opposite l sides thereof orfy raising andl lowering fthe n cha-in from and onto the; sprocketA and yieldf of, the chainLifegjster 'Withilthe teeth of 'the sproclet andfor'bringing about'proper regis-k tration When the vehicle isA moved.

ling,meansto permit operation of the'raisingf and lowering means Whether or not '-thelin'ks llgln'a manure spreader, adi-ivewheel, a

Sprocket wheelconnected to the drive Wheel to be ldriven lthereby,arrshdalfti a sprocketY Y 1 carried by the shaft; 'an'endless chain mounted above thev irstsprocket and in 'operativey connection With the second sprocket, means straddhng the chain andengaglng opposite sides thereof for raising and lowering the '-chain from and ontothefsprocket zindlyield-4 mg means to permit operatlon of the'rai'slng and` lowering means in the disengagingoperation, Whether o`r` not the llinks are prevented by the load from separa-tion from' thev sprocket teeth and for bringing Yabout the separation as soon asthe vehicle is move-d.

12. Ina manure spreader7 a drive Wheel, l a sprocket Wheelvconnectedtothe drive Wheel `to be driven` thereby', ai shaft, akv sprocket l carried bythe shaft, an endless chainmounted 'above the 'rst sprocket` land. in operative Y connection lWith @thesecond sprocket, means straddling theY chain and 'engaging opposite sides thereof'nfor raising and'loweri'ng the chainfrom andfontothesprocket and yielding means-ifo;- permitting operationofthe-. n raising 'and lowering/means Whether or not vthe ll'nksfof thefcham register with the teeth HOLLrivera.` Y

fio

soA

'ist i 

